Home / 3,160.46-4,741.14-1,185.92

Finding the Fourth Proportional to 3,160.46, 4,741.14 and 1,185.92

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Solution

The fourth proportional to 3,160.46, 4,741.14 and 1,185.92 is: 1,779.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.46 : 4,741.14 = 1,185.92 : x
  2. Step 2: Convert to fraction form
    3,160.46/4,741.14 = 1,185.92/x
  3. Step 3: Cross multiply
    3,160.46x = 4,741.14 × 1,185.92
  4. Step 4: Simplify right side
    3,160.46x = 5,622,612.75
  5. Step 5: Solve for x
    x = 5,622,612.75/3,160.46
  6. Step 6: Final answer
    x = 1,779.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.